package com.changgou.goods.dao;

import com.changgou.goods.pojo.Brand;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;
import tk.mybatis.mapper.common.Mapper;

import java.util.List;
import java.util.Map;
@Repository
public interface BrandMapper extends Mapper<Brand> {
@Select("SELECT name , image FROM tb_brand WHERE id in( \n" +
        "SELECT brand_id FROM tb_category_brand WHERE category_id in( \n" +
        "SELECT id FROM tb_category WHERE name =#{categoryName}))")
    public List<Map> findBrandListByCategoryName(@Param("categoryName")String categoryName);
}
